Home / 116,376.48-160,592.40-68,631.84

Finding the Fourth Proportional to 116,376.48, 160,592.40 and 68,631.84

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Solution

The fourth proportional to 116,376.48, 160,592.40 and 68,631.84 is: 94,707.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,376.48 : 160,592.40 = 68,631.84 : x
  2. Step 2: Convert to fraction form
    116,376.48/160,592.40 = 68,631.84/x
  3. Step 3: Cross multiply
    116,376.48x = 160,592.40 × 68,631.84
  4. Step 4: Simplify right side
    116,376.48x = 11,021,751,902.02
  5. Step 5: Solve for x
    x = 11,021,751,902.02/116,376.48
  6. Step 6: Final answer
    x = 94,707.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.